G&G 1911 (GPM1911) Green Gas: specs, joules & FPS
Complete specs G&G Gas NBB (non-blowback)
G&G 1911 (GPM1911) Green Gas, NBB: 0.78 J, 290 FPS, 1,030 g, 26 rounds. Full specs from the official source, with FPS for every BB weight.
Power
Within Italy's 1 J limit
Energy computed from the velocity with 0.20 g BBs, the standard weight manufacturers and shops use to measure FPS.
For information only, based on the source's data for this version. Not legal advice: always check current local law and the version the shop sells.
Technical specifications
| Brand | G&G |
|---|---|
| Model | 1911 (GPM1911) Green Gas |
| Category | Pistols |
| Power source | Gas NBB (non-blowback) |
| Platform | 1911 |
| Weight | 1,030 g |
| Length | 250 mm |
| Magazine | 26 rounds |
| Hop-up | Adjustable |
Weighs 1,030 g: heavier than 79% of NBB replicas in the same category in the database (226 with weight).
At 0.78 J it is more powerful than 59% of NBB replicas in the same category that stay within 1 J (178).
Similar alternatives
Same type and category, with similar power and weight.
Velocity with different BB weights
At the same energy, heavier BBs leave the barrel slower. Expected velocity with the most common weights:
| BB weight | FPS | m/s |
|---|---|---|
| 0.20 g | 290 | 88 |
| 0.25 g | 259 | 79 |
| 0.28 g | 245 | 75 |
| 0.30 g | 237 | 72 |
| 0.32 g | 229 | 70 |
| 0.36 g | 216 | 66 |
| 0.40 g | 205 | 63 |
Theoretical calculation at constant energy (0.78 J). Real-world values can differ slightly with hop-up and replica.
Data source
The values on this page come from the product page of the shop redwolfairsoft.com, checked on 2026-11-07. The manufacturer does not publish full specs: values may refer to the version that shop sells.
Shop product page ↗ redwolfairsoft.com
Spotted a wrong or missing value? Let us know.